74807120

素因数分解:

$2^4\times 5^1\times {\mathrm{967}}^2$

素因数の和:1947

約数の個数: 30

約数和(自身を含む): 174106602

約数和(自身を除く): 99299482

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 967, 1934, 3868, 4835, 7736, 9670, 15472, 19340, 38680, 77360, 935089, 1870178, 3740356, 4675445, 7480712, 9350890, 14961424, 18701780, 37403560, 74807120]

約数ペア:

[(1, 74807120), (2, 37403560), (4, 18701780), (5, 14961424), (8, 9350890), (10, 7480712), (16, 4675445), (20, 3740356), (40, 1870178), (80, 935089), (967, 77360), (1934, 38680), (3868, 19340), (4835, 15472), (7736, 9670)]